Which of these cells of the dermal tissue of plants prevent water loss and control gas exchange?

o phloem cells

O companion cells

O parenchyma cells

guard cells

What it called when daughter cells get an exact copy of dna from the parent cell

What does the yield sign mean?

What are the substances needed for photosynthesis? What substances are produced during photosynthesis?

What are the cellualr components of blood? A. Plasma, Rh factor, and hormones B. RBC, WBC, and platelets C. Hemoglobin, Carbohydrate A, and Carbohydrate B

What characteristics do most adult fungi and plants share?

Identify six energy inputs in the process of producing corn ethanol frq should corn become fuel apes

A microbiologist inoculates a growth medium with 100 bacterial cells/ml. If the generation time of the species is 1 hour, and there is no lag phase, how long will it be before the culture contains more than 10,000 cells/ml?

Which of the following are reactants in the process of aerobic respiration? A. carbon dioxide and water B. carbon dioxide and oxygen C. glucose and water D. glucose and oxygen

What is the answer to 6 divided by 0?

Why does dna use thymine instead of uracil?